基于布拉格光纤光栅的铝合金应力腐蚀裂纹扩展监测技术

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Monitoring Technology for Stress Corrosion Crack Propagation of Al-alloy Based on Optical Fiber Bragg Grating

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图4 光纤布拉格光栅传感原理

Fig.4 Principle of fiber Bragg grating sensing